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[".일일문제 泵设备",", 빵기기일문제"

2019-04-22View Original

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["本帖最后由 39835689PPZ 于 384Z3Z38Z 88:54 编辑 bkZ1.jpg 填空题规则:"", 본편 마지막 수정者 31836668PPZ 于 384Z3Z3388:54 편집 bkZ1.jpg 채점규칙:"
Reply #22019-04-22
["1、两题回答全错给予积极参与+财富Z回答一错一对给予
Reply #32019-04-22
1、一活接头的内螺纹孔M22x1.5中需设置一密封垫片,则此密封垫片的大外圆直径应约为( 20 )mm; 2、在齿轮泵、隔膜泵、柱塞泵、螺杆泵,这四种容积泵中,哪种泵产生的压差最大( 柱塞泵 )。
Reply #42019-04-22
1、19mm;2、柱塞泵。

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